DE3400736C2 - - Google Patents
Info
- Publication number
- DE3400736C2 DE3400736C2 DE19843400736 DE3400736A DE3400736C2 DE 3400736 C2 DE3400736 C2 DE 3400736C2 DE 19843400736 DE19843400736 DE 19843400736 DE 3400736 A DE3400736 A DE 3400736A DE 3400736 C2 DE3400736 C2 DE 3400736C2
- Authority
- DE
- Germany
- Prior art keywords
- rotation
- horn
- ground station
- satellite radio
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
- H01Q19/08—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens for modifying the radiation pattern of a radiating horn in which it is located
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
- H01Q15/02—Refracting or diffracting devices, e.g. lens, prism
- H01Q15/08—Refracting or diffracting devices, e.g. lens, prism formed of solid dielectric material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
- H01Q19/18—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces
- H01Q19/19—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
- H01Q19/191—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface wherein the primary active element uses one or more deflecting surfaces, e.g. beam waveguide feeds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
- H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
- H01Q3/20—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is fixed and the reflecting device is movable
Landscapes
- Aerials With Secondary Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843400736 DE3400736A1 (de) | 1984-01-11 | 1984-01-11 | Nach dem cassegrain-prinzip arbeitende satellitenfunk-bodenstationsantennenanordnung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843400736 DE3400736A1 (de) | 1984-01-11 | 1984-01-11 | Nach dem cassegrain-prinzip arbeitende satellitenfunk-bodenstationsantennenanordnung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3400736A1 DE3400736A1 (de) | 1985-07-18 |
DE3400736C2 true DE3400736C2 (xx) | 1990-01-18 |
Family
ID=6224697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19843400736 Granted DE3400736A1 (de) | 1984-01-11 | 1984-01-11 | Nach dem cassegrain-prinzip arbeitende satellitenfunk-bodenstationsantennenanordnung |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3400736A1 (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2592742B1 (fr) * | 1986-01-09 | 1988-03-18 | Alcatel Espace | Dispositif d'orientation d'une antenne permettant de realiser un balayage selon deux directions orthogonales |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2009139A1 (de) * | 1968-12-10 | 1971-09-09 | Bbc Brown Boveri & Cie | Anordnung der Gerate und Bedienungs kabinen fur ein Radioteleskop |
GB1213266A (en) * | 1969-05-05 | 1970-11-25 | Rohr Corp | Improved az/ef turret type antenna |
FR2265190B1 (xx) * | 1974-03-19 | 1978-01-06 | Thomson Csf | |
DE7443028U (de) * | 1974-12-23 | 1982-04-22 | Siemens AG, 1000 Berlin und 8000 München | Rotationssymmetrische cassegrain- antenne |
JPS52140254A (en) * | 1976-05-18 | 1977-11-22 | Mitsubishi Electric Corp | Antenna unit |
DE3330284A1 (de) * | 1983-08-22 | 1985-03-21 | Siemens AG, 1000 Berlin und 8000 München | Nach dem cassegrain-prinzip arbeitende satellitenfunk-bodenstationsantennenanordnung |
-
1984
- 1984-01-11 DE DE19843400736 patent/DE3400736A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3400736A1 (de) | 1985-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |